Lexus RX 350 vs Acura MDX
The 2022 Lexus RX 350 and 2022 Acura MDX are two of the most popular luxury SUV choices for buyers who want refinement, reliability, and practicality without supercar pricing. The RX 350 appeals to those prioritizing long-term reliability and resale strength, while the MDX lures buyers with its three-row flexibility and sportier driving dynamics at a slightly higher entry price. Understanding the true 5-year cost of ownership reveals meaningful differences that go well beyond the sticker price.
The Lexus RX 350 edges out the MDX on total 5-year cost thanks to significantly stronger resale value retention and marginally lower maintenance costs, offsetting its near-identical insurance and fuel expenses.
2022 Lexus RX 350
Winner- Best-in-class resale value retention for the luxury midsize SUV segment
- Industry-leading long-term reliability reduces unexpected repair bills
- Lower average maintenance costs vs German luxury rivals and MDX
- V6 fuel economy of ~20 MPG combined is unimpressive for the segment
- Two-row-only layout limits hauling versatility vs MDX
- Higher insurance premiums than some non-luxury midsize SUVs
2022 Acura MDX
- Three-row seating adds real family practicality at no extra running cost
- Slightly lower starting depreciation curve in first year vs prior MDX generation
- Strong reliability record keeps repair costs competitive vs European luxury SUVs
- Resale value trails the Lexus RX by roughly 4-6 percentage points at 5 years
- 2022 MDX had some early infotainment reliability complaints adding minor repair risk
- Slightly higher insurance cost due to higher replacement part pricing
Category by category
The verdict
Over five years the Lexus RX 350 costs approximately $3,000 less to own than the Acura MDX, driven primarily by superior resale value and marginally lower maintenance and insurance costs. If you never need a third row the RX 350 is the smarter financial choice and the more proven long-term reliability bet. However, if occasional seven-passenger capability matters to your household the MDX's $50-per-month premium is a reasonable price for that added utility.
Lexus RX 350: The 2022 Lexus RX 350 is best for buyers who prioritize long-term reliability, strong resale value, and a serene two-row luxury experience with the lowest total cost over five years.
Acura MDX: The 2022 Acura MDX is best for growing families who need three-row seating flexibility and a more engaging driving character and can accept a modestly higher 5-year ownership cost.
Frequently asked questions
Which holds its value better, the 2022 Lexus RX 350 or 2022 Acura MDX?
The Lexus RX 350 holds its value better, retaining roughly 54% after 5 years compared to around 49% for the Acura MDX, saving owners several thousand dollars at trade-in or resale.
Is the Acura MDX more reliable than the Lexus RX 350?
Both are above-average in reliability, but the Lexus RX 350 has a slight edge based on J.D. Power Vehicle Dependability Study scores and Consumer Reports owner satisfaction data for 2022 models.
How much does it cost to insure a 2022 Lexus RX 350 vs 2022 Acura MDX?
The RX 350 averages around $2,244 per year while the MDX runs about $2,316 per year nationally, though your personal rate will vary by location, driving record, and coverage level.
Does the Acura MDX or Lexus RX 350 have better fuel economy?
Both are essentially tied at approximately 19-21 MPG combined with their base V6 engines, so annual fuel costs at 12,000 miles are nearly identical at current gas prices.
Should I buy the 2022 Lexus RX 350 or 2022 Acura MDX if I have a large family?
If you regularly need to seat more than five people the MDX's available third row makes it the practical choice; if five seats suffice the RX 350 wins on overall value and reliability.